He said: “All people see in the tabloids is nutcase, lunatic. He’s done some pretty naughty things.

“He’s 64 now and got to the stage in his life where he’s realised he’s got to behave himself to get out. For the last six years he’s done nothing.”

One of the drawings created by Charles Bronson.

He added: “He knows he’s institutionalised. When and if he comes out it’s going to have to be in a structured environment, he can’t just walk down the road. He’s Charles Bronson, people are going to want to stab him, kill him or do something just to get a reputation.

“He will have to be put in the middle of nowhere, surrounded by professionals and psychologists.”